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Cheap flights from Rome Fiumicino Airport to St. Louis from $419

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rome Fiumicino Airport to St. Louis departing on 5/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Rome Fiumicino Airport to St. Louis

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Rome Fiumicino Airport to St. Louis.
 Logo
11:05 am - 6:02 pmFCO-STL
13h 57m1 stop
 Logo
5:27 pm - 8:05 amSTL-FCO
31h 38m1 stop
Tue, Apr 15 - Sat, Apr 19
Delta Logo
10:25 am - 11:34 pmFCO-STL
20h 09m2 stops
Delta Logo
1:41 pm - 2:50 pmSTL-FCO
18h 09m2 stops
$793Delta
Find Deal
Thu, Apr 17 - Mon, Apr 21
British Airways Logo
10:00 am - 7:29 pmFCO-STL
16h 29m1 stop
British Airways Logo
6:00 pm - 3:55 pmSTL-FCO
14h 55m2 stops
$794British Airways
Find Deal
Wed, Apr 16 - Sun, Apr 20
KLM Logo
11:35 am - 11:36 pmFCO-STL
19h 01m1 stop
KLM Logo
4:05 pm - 11:05 amSTL-FCO
12h 00m1 stop
$803KLM
Find Deal
Thu, Apr 17 - Mon, Apr 21
British Airways Logo
10:00 am - 7:29 pmFCO-STL
16h 29m1 stop
British Airways Logo
2:03 pm - 11:20 amSTL-FCO
14h 17m1 stop
$804British Airways
Find Deal
Wed, Apr 16 - Sun, Apr 20
United Airlines Logo
7:10 am - 12:36 pmFCO-STL
36h 26m2 stops
United Airlines Logo
1:30 pm - 9:15 amSTL-FCO
12h 45m1 stop
$812United Airlines
Find Deal
Thu, May 29 - Sun, Jun 8
Lufthansa Logo
8:45 am - 9:15 pmFCO-STL
19h 30m2 stops
Lufthansa Logo
5:27 pm - 7:55 amSTL-FCO
31h 28m1 stop
$813Lufthansa
Find Deal
Thu, May 29 - Sun, Jun 8
United Airlines Logo
11:30 am - 7:58 pmFCO-STL
15h 28m1 stop
United Airlines Logo
1:30 pm - 9:15 amSTL-FCO
12h 45m1 stop
$821United Airlines
Find Deal
Thu, May 29 - Sun, Jun 8
KLM Logo
9:00 am - 8:49 pmFCO-STL
18h 49m1 stop
KLM Logo
6:14 pm - 4:35 pmSTL-FCO
15h 21m2 stops
$905KLM
Find Deal
Thu, May 29 - Sat, Jun 7
Lufthansa Logo
7:00 am - 6:00 pmFCO-STL
18h 00m2 stops
Lufthansa Logo
11:19 am - 7:35 amSTL-FCO
13h 16m1 stop
$921Lufthansa
Find Deal
Mon, May 26 - Sun, Jun 8

Delta flights from Rome Fiumicino Airport to St. Louis

Our best Delta deals on Rome Fiumicino Airport to St. Louis flight tickets
Delta
Apr 17
FCO10:25 amRome Fiumicino
20h 09m
2 stops
STL11:34 pmLambert-St Louis
Apr 21
STL1:41 pmLambert-St Louis
18h 09m
2 stops
FCO2:50 pmRome Fiumicino
Delta
Aug 13
FCO10:25 amRome Fiumicino
20h 14m
2 stops
STL11:39 pmLambert-St Louis
Sep 13
STL12:10 pmLambert-St Louis
16h 20m
2 stops
FCO11:30 amRome Fiumicino
Delta
May 31
FCO9:00 amRome Fiumicino
19h 31m
1 stop
STL9:31 pmLambert-St Louis
Jun 8
STL3:43 pmLambert-St Louis
12h 22m
1 stop
FCO11:05 amRome Fiumicino

KLM flights from Rome Fiumicino Airport to St. Louis

Our best KLM deals on Rome Fiumicino Airport to St. Louis flight tickets
KLM
Apr 17
FCO11:35 amRome Fiumicino
19h 01m
1 stop
STL11:36 pmLambert-St Louis
Apr 21
STL4:05 pmLambert-St Louis
12h 00m
1 stop
FCO11:05 amRome Fiumicino
KLM
May 29
FCO9:00 amRome Fiumicino
18h 49m
1 stop
STL8:49 pmLambert-St Louis
Jun 7
STL6:14 pmLambert-St Louis
15h 21m
2 stops
FCO4:35 pmRome Fiumicino
KLM
May 30
FCO9:00 amRome Fiumicino
18h 49m
1 stop
STL8:49 pmLambert-St Louis
Jun 7
STL6:14 pmLambert-St Louis
15h 21m
2 stops
FCO4:35 pmRome Fiumicino

See travel insights to St. Louis from

How to get the cheapest flight ticket from Rome Fiumicino Airport to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Thursday when prices can be found for as low as $786. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $947. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Rome Fiumicino Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $929 when looking at flights departing at noon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $947 per ticket.

When to book flights from Rome Fiumicino Airport to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Rome Fiumicino Airport to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Rome Fiumicino Airport to St. Louis (FCO to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rome Fiumicino Airport to St. Louis

Best Price Found

$419

Fastest flight time

13h 30m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Rome Fiumicino Airport in the past 72 hours is $419. The best round-trip flight deal from Rome Fiumicino Airport to St. Louis found on momondo in the last 72 hours is $788.
The fastest flight from Rome Fiumicino Airport to St. Louis takes 13h 30m
There are no direct flights from Rome Fiumicino Airport to St. Louis. Popular non-direct route for this connection is Rome Fiumicino Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • How far is Rome Fiumicino to Lambert-St Louis by plane?

    The straight-line distance from Rome Fiumicino to Lambert-St Louis is 5048.2 mi. Flights usually cover this in 13h 57m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Rome Fiumicino Airport to Lambert-St Louis Airport?

    Prices for flights from Rome Fiumicino Airport to Lambert-St Louis Airport are updated daily.

  • How old do you have to be to fly from Rome Fiumicino Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rome Fiumicino Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Florissant
Fairview Heights
Maryland Heights
Hermann
Collinsville
Fenton
Farmington
O'Fallon
St. Peters
Wentzville
Alton
Glencoe
Eureka
Festus
Edwardsville
Clayton
Grafton
Litchfield

Why use momondo?

Why should I use momondo to find a flight deal from Rome to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Rome.

Can I find flights from Rome to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Rome with this policy.

How can momondo help me find flights from Rome to St. Louis?

momondo provides multiple filters to help you find the best flight to St. Louis from Rome. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Rome to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Rome to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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